Happiness measure, code: C-BW-cy-sq-l-9-a

Selfreport on single question:

"Here is a picture of a ladder. At the bottom of the ladder is the worst life you might reasonably expect to have. At the top is the best life you might expect to have. Of course, life from week to week falls somewhere in between. Where was your life most of the time during the past year?"[ 9 ] best life you might expect to have[ 8 ][ 7 ][ 6 ][ 5 ][ 4 ][ 3 ] [ 2 ] [ 1 ] worst life you might expect to have